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Clean Stepper Control for Motion Systems and Precise Positioning
The Pololu A4988 Stepper Motor Driver Carrier - Microstep Driver is a practical stepper motor driver from Pololu for students, makers, and repair-friendly builds. It fits well in projects that need stepper control electronics, while keeping setup straightforward for testing and prototype work.
Compared with generic parts, this product stands out through details such as Bipolar motor. That makes it a solid choice for Arduino, ESP32, Raspberry Pi, robotics, motion-control, and workshop projects where matching the right part from the start saves time.
Important: Always match the electrical rating, size, and control method of this part with the rest of your setup before full-power testing.
Why you'll love it
- Bipolar motor design: useful when paired with the correct driver for controlled motion
- Cleaner motor control: adds useful value when choosing parts for a build
- Improves stepper integration: adds useful value when choosing parts for a build
- Wireless control option: handy for cable-free testing and remote interaction
- Useful in CNC and motion builds: adds useful value when choosing parts for a build
What you can build
This product is a good fit for precise stepper control for CNC, 3D printing, robotics, and motion systems that need clean stepping signals. It works especially well in student projects, quick repairs, and prototype builds where part availability, straightforward hookup, and predictable results matter.
Starter bundles
Pair it with a suitable stepper driver, a matching power supply, a controller such as Arduino or Raspberry Pi Pico, and proper wiring for reliable motion tests.
Recommended add-ons
Helpful add-ons include matching stepper motors, heatsinks where needed, and motion hardware such as couplers or lead screws. You can also compare it with Pololu DRV8825 Stepper Motor Driver Carrier High-Current, Pololu DRV8834 Low-Voltage Stepper Motor Driver Carrier.
Comparison table
| Compared Product | Best For | Key Difference | Direct Link |
|---|---|---|---|
| Pololu DRV8825 Stepper Motor Driver Carrier High-Current | stepper control electronics | Pololu DRV8825 Stepper Motor | View product |
| Pololu DRV8834 Low-Voltage Stepper Motor Driver Carrier | stepper control electronics | Pololu DRV8834 Low Voltage | View product |
| Pololu High-Power Stepper Motor Driver 36v4 - 4A/Phase | stepper control electronics | 4A, high power | View product |
Technical specifications
| Product | Pololu A4988 Stepper Motor Driver Carrier - Microstep Driver |
|---|---|
| Brand | Pololu |
| Product Type | Stepper Motor Driver |
| Category | Development Boards |
| Store Type | Stepper Driver Carrier |
| Primary SKU | POL1182 |
| Key Specs | 2A, 35V, bipolar |
| Product URL | https://circuit.rocks/products/a4988-stepper-motor-driver-carrier |
Pinout & power notes
Use the driver with a compatible stepper motor, logic inputs from your controller, and a separate motor supply sized for the load. Always set current and wiring correctly before testing.
What’s in the box
1 × Pololu A4988 Stepper Motor Driver Carrier - Microstep Driver
Frequently Asked Questions
Can this work with Arduino or similar boards?
Yes, as long as the voltage, control method, and wiring match your controller and power supply.
Should I power it directly from a controller pin?
For small signal-only modules that may be fine, but motors, pumps, solenoids, and relays should use a proper driver or external supply.
Is this good for student and prototype builds?
Yes. It fits well in testing, learning, and proof-of-concept projects when matched with the right support parts.
How do I choose the right version?
Check the size, voltage, torque, speed, current, and fit details that matter most for your project.
Manila stock. Order before 16:00 PHT, ships today via J&T or LBC. Provincial: 1–3 working days.
Schools / class POs: we accept Purchase Orders for accredited schools and universities. contact us with your PO details.
Returns: 7-day inspection window for DOA units. Email proof of issue and we ship a replacement.
Compatibility & downloads
// downloads
- A4988 datasheet pdf
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